420545119 has 2 divisors, whose sum is σ = 420545120. Its totient is φ = 420545118.

The previous prime is 420545033. The next prime is 420545129. The reversal of 420545119 is 911545024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420545119 - 2⁷ = 420544991 is a prime.

It is a super-2 number, since 2×420545119² = 353716394229448322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420545129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210272559 + 210272560.

It is an arithmetic number, because the mean of its divisors is an integer number (210272560).

Almost surely, 2^420545119 is an apocalyptic number.

420545119 is a deficient number, since it is larger than the sum of its proper divisors (1).

420545119 is an equidigital number, since it uses as much as digits as its factorization.

420545119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 420545119 is about 20507.1967611373. The cubic root of 420545119 is about 749.2110928286.

The spelling of 420545119 in words is "four hundred twenty million, five hundred forty-five thousand, one hundred nineteen".